Implantable dosing device

Details Implantable dosing device Implantable dosing device

1977-06-02

1979-02-20

Sebastian, Leland A.

Surgery

Respiratory method or device

Ozone or ion generation

128213, 128272, 424 19, A61M 3100

Patent

active

041401220

ABSTRACT:
The invention relates to an implantable dosing device for the continuous release of medication in the human or animal body, comprising a medicine reservoir of variable volume and a propellant chamber of variable volume tensionally connected to the medicine reservoir, as well as flow-control means. According to the invention, an electro-osmotic control valve with an ion exchange diaphragm arranged between two porous electrodes is provided for the flow control in such a dosing device.

REFERENCES:
patent: 3896806 (1975-07-01), Wichterle
patent: 3987790 (1976-10-01), Eckenhoff et al.
patent: 4003379 (1977-01-01), Ellinwood
patent: 4016880 (1977-04-01), Theeuwes et al.
patent: 4034756 (1977-07-01), Higuchi et al.

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